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TY! Gary On Fri, Aug 22, 2025 at 6:12 PM Rajee Gupta <rajee...@gmail.com> wrote: > > Hi Apache Commons Pool community, I hope this email finds you well. I'd > like to take feedback on a performance enhancement for Commons Pool, and if > my understanding is correct. > > *Problem Statement* > While analyzing pool performance under high load, I identified that > detailed statistics collection (mean active time, mean idle time, mean > borrow wait time) can become a bottleneck in high-throughput scenarios. > These statistics, while valuable for monitoring, involve timing > calculations and circular buffer operations that add overhead to every > borrow/return operation. For applications that prioritize throughput over > detailed monitoring, there is no way to disable this overhead, and it leads > to useful threads blocked on the synchronized block. > > [image: Screenshot 2025-08-22 at 1.40.11 AM.png] > Proposed SolutionImplement a new configuration option > collectDetailedStatistics that allows users to disable detailed > timing statistics collection. > > I'm happy to discuss any aspects of this proposal or make adjustments > based on community feedback. Also, I apologize in advance if I've missed > any basic understanding of updateStatsBorrow/Return, and this change would > impact any functional behaviour of the Pool. Any guidance or corrections > would be greatly appreciated. And if this looks fine, I'll go ahead and > raise the PR. > > Thanks. >
